Subspace clustering using ensembles of K-subspaces

J Lipor, D Hong, YS Tan… - Information and Inference …, 2021 - academic.oup.com
Subspace clustering is the unsupervised grou** of points lying near a union of low-
dimensional linear subspaces. Algorithms based directly on geometric properties of such …

Clustering quality metrics for subspace clustering

J Lipor, L Balzano - Pattern Recognition, 2020 - Elsevier
We study the problem of clustering validation, ie, clustering evaluation without knowledge of
ground-truth labels, for the increasingly-popular framework known as subspace clustering …

Semi-supervised clustering via structural entropy with different constraints

G Zeng, H Peng, A Li, Z Liu, R Yang, C Liu, L He - Proceedings of the 2024 …, 2024 - SIAM
Semi-supervised clustering techniques have emerged as valuable tools for leveraging prior
information in the form of constraints to improve the quality of clustering outcomes. Despite …

Improving -Subspaces via Coherence Pursuit

A Gitlin, B Tao, L Balzano, J Lipor - IEEE Journal of Selected …, 2018 - ieeexplore.ieee.org
Subspace clustering is a powerful generalization of clustering for high-dimensional data
analysis, where low-rank cluster structure is leveraged for accurate inference.-Subspaces …

Subspace Clustering in Wavelet Packets Domain

I Kopriva, D Sersic - arxiv preprint arxiv:2406.03819, 2024 - arxiv.org
Subspace clustering (SC) algorithms utilize the union of subspaces model to cluster data
points according to the subspaces from which they are drawn. To better address separability …

Subspace clustering with active learning

H Peng, NG Pavlidis - … Conference on Big Data (Big Data), 2019 - ieeexplore.ieee.org
Subspace clustering is a growing field of unsupervised learning that has gained much
popularity in the computer vision community. Applications can be found in areas such as …

Gaussian mixture identifiability from degree 6 moments

AT Blomenhofer - arxiv preprint arxiv:2307.03850, 2023 - arxiv.org
We resolve most cases of identifiability from sixth-order moments for Gaussian mixtures on
spaces of large dimensions. Our results imply that the parameters of a generic mixture of …

A two-way optimization framework for clustering of images using weighted tensor nuclear norm approximation

A Johnson, J Francis, B Madathil… - … National Conference on …, 2020 - ieeexplore.ieee.org
Clustering of multidimensional data has found applications in different fields. Among the
existing methods, spectral clustering techniques have gained great attention due to its …

Multilayer Graph Approach to Deep Subspace Clustering

L Sindičić, I Kopriva - arxiv preprint arxiv:2401.17033, 2024 - arxiv.org
Deep subspace clustering (DSC) networks based on self-expressive model learn
representation matrix, often implemented in terms of fully connected network, in the …

Active block diagonal subspace clustering

Z **e, L Wang - IEEE Access, 2021 - ieeexplore.ieee.org
Subspace clustering aims to find clusters in the low-dimensional subspaces for high-
dimensional data. Subspace clustering with Block Diagonal Representation (BDR) …